
// There is no direct equivalent of "include" in Rust, but we would use `use` to bring in necessary definitions from modules.

/// Determine if two pointers point to the same memory location.
///
/// # Arguments
///
/// * `location1` - A pointer to compare.
/// * `location2` - Another pointer to compare.
///
/// # Returns
///
/// `true` if the pointers are equal, `false` otherwise.
fn pointer_equal(location1: *const (), location2: *const ()) -> bool {
    location1 == location2
}

/// Compare two pointers to establish an ordering.
///
/// # Arguments
///
/// * `location1` - A pointer to compare.
/// * `location2` - Another pointer to compare.
///
/// # Returns
///
/// `-1` if `location1` is less than `location2`, `1` if `location1` is greater than `location2`, `0` if they are equal.
fn pointer_compare(location1: *const (), location2: *const ()) -> i32 {
    if location1 < location2 {
        -1
    } else if location1 > location2 {
        1
    } else {
        0
    }
}

fn main() {
    // Example usage of the functions (the actual pointers would need to be obtained from somewhere)
    let ptr1: *const () = &();
    let ptr2: *const () = &();
    let ptr3: *const () = &();

    let equal = pointer_equal(ptr1, ptr2);
    let comparison = pointer_compare(ptr1, ptr3);

    println!("Pointer equality: {}", equal);
    println!("Pointer comparison: {}", comparison);
}

